.button-zxf{
  width:60px; 
  height:30px;
  background-color: #448EF3;
  color: #FFFFFF;
  font-size: 18px;
  text-align: center;
  cursor: pointer;
  float: left;
}
.button-zxf a{
	line-height: 30px;
	text-decoration: none;
	color: black;
	outline:none;
}

.button-zxf:hover { 
     background-color: #317ee7; 
} 